tests: remove few ignore-stage2

beta was branched long ago, so can be removed

tests/ui/codemap_tests/huge_multispan_highlight.rs

@@ -1,7 +1,5 @@
 //@ compile-flags: --error-format=human --color=always
 //@ ignore-windows
-// Temporary until next release:
-//@ ignore-stage2
 fn main() {
     let _ = match true {
         true => (

tests/ui/codemap_tests/huge_multispan_highlight.svg

@@ -1,4 +1,4 @@
-<svg width="750px" height="848px" xmlns="http://www.w3.org/2000/svg">
+<svg width="740px" height="848px" xmlns="http://www.w3.org/2000/svg">
   <style>
     .fg { fill: #AAAAAA }
     .bg { background: #000000 }
@@ -21,7 +21,7 @@
   <text xml:space="preserve" class="container fg">
     <tspan x="10px" y="28px"><tspan class="fg-ansi256-009 bold">error[E0308]</tspan><tspan class="bold">: `match` arms have incompatible types</tspan>
 </tspan>
-    <tspan x="10px" y="46px"><tspan>  </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/huge_multispan_highlight.rs:98:18</tspan>
+    <tspan x="10px" y="46px"><tspan>  </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/huge_multispan_highlight.rs:96:18</tspan>
 </tspan>
     <tspan x="10px" y="64px"><tspan>   </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
 </tspan>
@@ -59,7 +59,7 @@
 </tspan>
     <tspan x="10px" y="370px"><tspan class="fg-ansi256-009 bold">error[E0308]</tspan><tspan class="bold">: `match` arms have incompatible types</tspan>
 </tspan>
-    <tspan x="10px" y="388px"><tspan>  </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/huge_multispan_highlight.rs:215:18</tspan>
+    <tspan x="10px" y="388px"><tspan>  </tspan><tspan class="fg-ansi256-012 bold">--&gt; </tspan><tspan>$DIR/huge_multispan_highlight.rs:213:18</tspan>
 </tspan>
     <tspan x="10px" y="406px"><tspan>   </tspan><tspan class="fg-ansi256-012 bold">|</tspan>
 </tspan>